WebMarine life, sea life, or ocean life is the plants, animals and other organisms that live in the salt water of seas or oceans, or the brackish water of coastal estuaries.At a fundamental level, marine life affects the nature of the planet. Marine organisms, mostly microorganisms, produce oxygen and sequester carbon.Marine life in part shape and … WebLab 6 - Echinoderms and Chordates Introduction to Echinoderms. Our closest cousin among the invertebrates is a most unlikely taxon, the echinoderms (Phylum …
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WebQUESTION 4 Echinoderms are similar to Chordates in that both phyla have species with [choose TWO answers] An endoskeleton O Radial symmetry Projections of epidermal tissue that serve as gills A dorsal, hollow nerve cord A notochord O A centralized brain in adults QUESTION 5 Which one of the following is an INCORRECT statement about the … WebEvolutionary history of deuterostomes has remained unsolved and is intimately related to how chordates originated. Within the clade of deuterostomes, hemichordates and echinoderms (together called Ambulacraria) are sister groups of chordates; comparative studies among the three are insightful for understanding deuterostome evolution. ipwe crunchbase
Echinoderms and Chordates 707-724 Flashcards Quizlet
WebEchinoderms and chordates also have very different skeletal structures. Echinoderms have a dermal skeleton, similar to an exoskeleton, or a shell-like structure called a test. Sea stars have interlocking calcium-based plates that form their dermal skeleton, while urchins have test, covered with spines. WebA chordate (/ ˈ k ɔːr d eɪ t /) is an animal belonging to the phylum Chordata (/ k ɔːr ˈ d eɪ t ə /).All chordates possess, at some point during their larval or adult stages, five synapomorphies, or primary physical characteristics, … WebAccording to this phylogenetic tree, the clade that includes echinoderms and chordates is most closely related to the clade the includes _____ . amphibians. According to this phylogenetic tree, the animals most closely related to reptiles and mammals are _____. sponges lack true tissue. ipwea ask your mates